040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree 2acd0bfa206510dcc497e65088c05a761adf4148	library_desugar
040000 tree 24208c5d1ad8ecfe008edc27f279ccdc0ca83837	main
040000 tree 7cf0b091e7a47270b49811f9cbec3195b73a60ec	test